valeriekvnght1 valeriekvnght1

07-04-2021
Mathematics

contestada

Evaluate the algebraic expression for the given value(s) of the variable(s).

2x 2 - 7xy + 3y 2 ; x = -3, y = 4

Respuesta :

laica20 laica20

08-04-2021

Answer:

-18

Step-by-step explanation:

2x²-7xy+3y²

2(3²)-7(3)(4)+3(4²)

2(9)-84+3(16)

18-84+48

18+48-84

-18

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